Feedthrough terminal block, 741 Series, push-button Effortless electrical installations are guaranteed with feedthrough terminal block (item number 741-505). Strip lengths must be between 5 and 6 mm when connecting conductors to feedthrough terminal block. This product features one conductor terminal and utilizes CAGE CLAMP®. Our reliable and maintenance-free CAGE CLAMP® connection makes it easy to connect all conductor types without having to prepare the conductor. For example, you don't need to crimp ferrules. Dimensions: (46.5 x 22.5 x 12.8) mm (width x height x depth). Depending on the type of conductor, feedthrough terminal block is ideal for conductor cross sections ranging from 0.08 mm² to 2.5 mm². Tin is used for coating the contact surfaces. THT is used to assemble the feedthrough terminal block.